# -*- coding: utf-8 -*-#
#-------------------------------------------------------------------------------
# 建立者:        Young  
# Name:         demo4.02
# Description:
# Author:       $赵怡蕾
# Date:         2019/1/28
#-------------------------------------------------------------------------------

# 访问并输出序列names中的第1个和第3个元素
names = ["Bill","Mary","Jack"]
print(names[0])                      # 运行结果：Bill
print(names[2])                      # 运行结果：Jack